Police hunting Chinese businessman Anxiang Du, 53, have travelled to Spain in the investigation into the deaths of university lecturer Jifeng "Jeff" Ding, his wife Ge "Helen" Chui and their two daughters Alice, 12, and Xing, 18.

The Ding family were found stabbed to death at their home in Wootton, Northants last May Credit: ITV Central

The family were found stabbed to death at their home in Wootton, Northamptonshire, on May 1 last year.

Officers from Northamptonshire police who travelled to China in the hunt for murder suspect Anxiang Du have returned back to England. The Ding family were killed at their home in Wooton in April last year.